package collection;

import com.sun.security.jgss.GSSUtil;

import java.util.ArrayList;
import java.util.List;

public class ListDemo1 {
    public static void main(String[] args) {
        List<String>list=new ArrayList<>();
        list.add("one");
        list.add("two");
        list.add("three");
        list.add("four");
        list.add("five");
        list.add("one");
        System.out.println("list:"+list);
        String e=list.get(3);
        System.out.println(e);
        list.set(2,"ten");
        System.out.println("list"+list);

        String f=list.set(5,"seven");
        System.out.println(f);
    }
}
